@langchain/langgraph-checkpoint
Version:
Library with base interfaces for LangGraph checkpoint savers.
42 lines (41 loc) • 1.44 kB
TypeScript
import { BaseStore, type Item, type Operation, OperationResults } from "./base.js";
export declare class AsyncBatchedStore extends BaseStore {
lg_name: string;
protected store: BaseStore;
private queue;
private nextKey;
private running;
private processingTask;
constructor(store: BaseStore);
get isRunning(): boolean;
/**
* @ignore
* Batch is not implemented here as we're only extending `BaseStore`
* to allow it to be passed where `BaseStore` is expected, and implement
* the convenience methods (get, search, put, delete).
*/
batch<Op extends Operation[]>(_operations: Op): Promise<OperationResults<Op>>;
get(namespace: string[], key: string): Promise<Item | null>;
search(namespacePrefix: string[], options?: {
filter?: Record<string, any>;
limit?: number;
offset?: number;
query?: string;
}): Promise<Item[]>;
put(namespace: string[], key: string, value: Record<string, any>): Promise<void>;
delete(namespace: string[], key: string): Promise<void>;
start(): void;
stop(): Promise<void>;
private enqueueOperation;
private processBatchQueue;
toJSON(): {
queue: Map<number, {
operation: Operation;
resolve: (value: any) => void;
reject: (reason?: any) => void;
}>;
nextKey: number;
running: boolean;
store: string;
};
}